Security Copilot- Demystifying SCUs Deep Dive and AMA
Security Compute Units (SCUs) are the required resource units that power Microsoft Security Copilot, ensuring dependable and consistent performance across both standalone and embedded product experiences within Microsoft Security. In this session, we’ll demystify SCUs by unpacking: What SCUs are and how they function The billing models that govern their usage Optimization strategies to maximize value Best practices for SCU planning and deployment You’ll also have the opportunity to engage directly with Security Copilot experts to ask your SCU-related questions and gain practical insights. What is an AMA? An 'Ask Microsoft Anything' (AMA) session is an opportunity for you to engage directly with Microsoft employees! This AMA will consist of a short presentation followed by taking questions on-camera from the comment section down below! Ask your questions/give your feedback and we will have our awesome Microsoft Subject Matter Experts engaging and responding directly in the video feed. We know this timeslot might not work for everyone, so feel free to ask your questions at any time leading up to the event and the experts will do their best to answer during the live hour. This page will stay up so come back and use it as a resource anytime. We hope you enjoy!Secure and govern AI apps and agents with Microsoft Purview
The Microsoft Purview family is here to help you secure and govern data across third party IaaS and Saas, multi-platform data environment, while helping you meet compliance requirements you may be subject to. Purview brings simplicity with a comprehensive set of solutions built on a platform of shared capabilities, that helps keep your most important asset, data, safe. With the introduction of AI technology, Purview also expanded its data coverage to include discovering, protecting, and governing the interactions of AI apps and agents, such as Microsoft Copilots like Microsoft 365 Copilot and Security Copilot, Enterprise built AI apps like Chat GPT enterprise, and other consumer AI apps like DeepSeek, accessed through the browser. To help you view, investigate interactions with all those AI apps, and to create and manage policies to secure and govern them in one centralized place, we have launched Purview Data Security Posture Management (DSPM) for AI. You can learn more about DSPM for AI here with short video walkthroughs: Learn how Microsoft Purview Data Security Posture Management (DSPM) for AI provides data security and compliance protections for Copilots and other generative AI apps | Microsoft Learn Purview capabilities for AI apps and agents To understand our current set of capabilities within Purview to discover, protect, and govern various AI apps and agents, please refer to our Learn doc here: Microsoft Purview data security and compliance protections for Microsoft 365 Copilot and other generative AI apps | Microsoft Learn Here is a quick reference guide for the capabilities available today: Note that currently, DLP for Copilot and adhering to sensitivity label are currently designed to protect content in Microsoft 365. Thus, Security Copilot and Copilot in Fabric, along with Copilot studio custom agents that do not use Microsoft 365 as a content source, do not have these features available. Please see list of AI sites supported by Microsoft Purview DSPM for AI here Conclusion Microsoft Purview can help you discover, protect, and govern the prompts and responses from AI applications in Microsoft Copilot experiences, Enterprise AI apps, and other AI apps through its data security and data compliance solutions, while allowing you to view, investigate, and manage interactions in one centralized place in DSPM for AI. Follow up reading Check out the deployment guides for DSPM for AI How to deploy DSPM for AI - https://aka.ms/DSPMforAI/deploy How to use DSPM for AI data risk assessment to address oversharing - https://aka.ms/dspmforai/oversharing Address oversharing concerns with Microsoft 365 blueprint - aka.ms/Copilot/Oversharing Explore the Purview SDK Microsoft Purview SDK Public Preview | Microsoft Community Hub (blog) Microsoft Purview documentation - purview-sdk | Microsoft Learn Build secure and compliant AI applications with Microsoft Purview (video) References for DSPM for AI Microsoft Purview data security and compliance protections for Microsoft 365 Copilot and other generative AI apps | Microsoft Learn Considerations for deploying Microsoft Purview AI Hub and data security and compliance protections for Microsoft 365 Copilot and Microsoft Copilot | Microsoft Learn Block Users From Sharing Sensitive Information to Unmanaged AI Apps Via Edge on Managed Devices (preview) | Microsoft Learn as part of Scenario 7 of Create and deploy a data loss prevention policy | Microsoft Learn Commonly used properties in Copilot audit logs - Audit logs for Copilot and AI activities | Microsoft Learn Supported AI sites by Microsoft Purview for data security and compliance protections | Microsoft Learn Where Copilot usage data is stored and how you can audit it - Microsoft 365 Copilot data protection and auditing architecture | Microsoft Learn Downloadable whitepaper: Data Security for AI Adoption | Microsoft Explore the roadmap for DSPM for AI Public roadmap for DSPM for AI - Microsoft 365 Roadmap | Microsoft 365PMPurMicrosoft Security Copilot and NIST 800-171
Microsoft Security Copilot can help commercial businesses in the Defense Industrial Base (DIB) meet the security requirements of NIST 800-171r3 and prepare for CMMC 2.0. Features and benefits of Security Copilot, such as automated threat detection, real-time alerts, advanced analytics, attack path analysis, and natural language explanations can improve the productivity and accuracy of security analysts. Explore how companies in the DIB may use these AI-powered capabilities to meet NIST 800-171r3 security requirements, detect and respond to threats more efficiently, and ultimately defend against threats with finite or limited resources.Authorization and Identity Governance Inside AI Agents
Designing Authorization‑Aware AI Agents Enforcing Microsoft Entra ID RBAC in Copilot Studio As AI agents move from experimentation to enterprise execution, authorization becomes the defining line between innovation and risk. AI agents are rapidly evolving from experimental assistants into enterprise operators—retrieving user data, triggering workflows, and invoking protected APIs. While many early implementations rely on prompt‑level instructions to control access, regulated enterprise environments require authorization to be enforced by identity systems, not language models. This article presents a production‑ready, identity‑first architecture for building authorization‑aware AI agents using Copilot Studio, Power Automate, Microsoft Entra ID, and Microsoft Graph, ensuring every agent action executes strictly within the requesting user’s permissions. Why Prompt‑Level Security Is Not Enough Large Language Models interpret intent—they do not enforce policy. Even the most carefully written prompts cannot: Validate Microsoft Entra ID group or role membership Reliably distinguish delegated user identity from application identity Enforce deterministic access decisions Produce auditable authorization outcomes Relying on prompts for authorization introduces silent security failures, over‑privileged access, and compliance gaps—particularly in Financial Services, Healthcare, and other regulated industries. Authorization is not a reasoning problem. It is an identity enforcement problem. Common Authorization Anti‑Patterns in AI Agents The following patterns frequently appear in early AI agent implementations and should be avoided in enterprise environments: Hard‑coded role or group checks embedded in prompts Trusting group names passed as plain‑text parameters Using application permissions for user‑initiated actions Skipping verification of the user’s Entra ID identity Lacking an auditable authorization decision point These approaches may work in demos, but they do not survive security reviews, compliance audits, or real‑world misuse scenarios. Authorization‑Aware Agent Architecture In an authorization‑aware design, the agent never decides access. Authorization is enforced externally, by identity‑aware workflows that sit outside the language model’s reasoning boundary. High‑Level Flow The Copilot Studio agent receives a user request The agent passes the User Principal Name (UPN) and intended action A Power Automate flow validates permissions using Microsoft Entra ID via Microsoft Graph Only authorized requests are allowed to proceed Unauthorized requests fail fast with a deterministic outcome Authorization‑aware Copilot Studio architecture enforces Entra ID RBAC before executing any business action. The agent orchestrates intent. Identity systems enforce access. Enforcing Entra ID RBAC with Microsoft Graph Power Automate acts as the authorization enforcement layer: Resolve user identity from the supplied UPN Retrieve group or role memberships using Microsoft Graph Normalize and compare memberships against approved RBAC groups Explicitly deny execution when authorization fails This keeps authorization logic: Centralized Deterministic Auditable Independent of the AI model Reference Implementation: Power Automate RBAC Enforcement Flow The following import‑ready Power Automate cloud flow demonstrates a secure RBAC enforcement pattern for Copilot Studio agents. It validates Microsoft Entra ID group membership before allowing any business action. Scenario Trigger: User‑initiated agent action Identity model: Delegated user identity Input: userUPN, requestedAction Outcome: Authorized or denied based on Entra ID RBAC { "$schema": "https://schema.management.azure.com/providers/Microsoft.Logic/schemas/2016-06-01/workflowdefinition.json#", "contentVersion": "1.0.0.0", "triggers": { "Copilot_Request": { "type": "Request", "kind": "Http", "inputs": { "schema": { "type": "object", "properties": { "userUPN": { "type": "string" }, "requestedAction": { "type": "string" } }, "required": [ "userUPN" ] } } } }, "actions": { "Get_User_Groups": { "type": "Http", "inputs": { "method": "GET", "uri": "https://graph.microsoft.com/v1.0/users/@{triggerBody()?['userUPN']}/memberOf?$select=displayName", "authentication": { "type": "ManagedServiceIdentity" } } }, "Normalize_Group_Names": { "type": "Select", "inputs": { "from": "@body('Get_User_Groups')?['value']", "select": { "groupName": "@toLower(item()?['displayName'])" } }, "runAfter": { "Get_User_Groups": [ "Succeeded" ] } }, "Check_Authorization": { "type": "Condition", "expression": "@contains(body('Normalize_Group_Names'), 'ai-authorized-users')", "runAfter": { "Normalize_Group_Names": [ "Succeeded" ] }, "actions": { "Authorized_Action": { "type": "Compose", "inputs": "User authorized via Entra ID RBAC" } }, "else": { "actions": { "Access_Denied": { "type": "Terminate", "inputs": { "status": "Failed", "message": "Access denied. User not authorized via Entra ID RBAC." } } } } } } } This pattern enforces authorization outside the agent, aligns with Zero Trust principles, and creates a clear audit boundary suitable for enterprise and regulated environments. Flow Diagram: Agent Integrated with RBAC Authorization Flow and Sample Prompt Execution: Delegated vs Application Permissions Scenario Recommended Permission Model User‑initiated agent actions Delegated permissions Background or system automation Application permissions Using delegated permissions ensures agent execution remains strictly within the requesting user’s identity boundary. Auditing and Compliance Benefits Deterministic and explainable authorization decisions Centralized enforcement aligned with identity governance Clear audit trails for security and compliance reviews Readiness for SOC, ISO, PCI, and FSI assessments Enterprise Security Takeaways Authorization belongs in Microsoft Entra ID, not prompts AI agents must respect enterprise identity boundaries Copilot Studio + Power Automate + Microsoft Graph enable secure‑by‑design AI agents By treating AI agents as first‑class enterprise actors and enforcing authorization at the identity layer, organizations can scale AI adoption with confidence, trust, and compliance.Welcome to the Microsoft Security Community!
Protect it all with Microsoft Security Eliminate gaps and get the simplified, comprehensive protection, expertise, and AI-powered solutions you need to innovate and grow in a changing world. The Microsoft Security Community is your gateway to connect, learn, and collaborate with peers, experts, and product teams. Gain access to technical discussions, webinars, and help shape Microsoft’s security products. Get there fast To stay up to date on upcoming opportunities and the latest Microsoft Security Community news, make sure to subscribe to our email list. Find the latest skilling content and on-demand videos – subscribe to the Microsoft Security Community YouTube channel. Catch the latest announcements and connect with us on LinkedIn – Microsoft Security Community and Microsoft Entra Community. Index Community Calls: March 2026 Upcoming Community Calls March 2026 Mar. 5 | 8:00am | Security Copilot Skilling Series | Conditional Access Optimization Agent: What It Is & Why It Matters Get a clear, practical look at the Conditional Access Optimization Agent—how it automates policy upkeep, simplifies operations, and uses new post‑Ignite updates like Agent Identity and dashboards to deliver smarter, standards‑aligned recommendations. Mar. 11 | 8:00am | Microsoft Security Store | A Day in the Life of an Identity Governance Manager Powered by Security Agents In this session, you’ll see how agents from the Microsoft Security Store help governance teams streamline reviews, reduce standing privilege, and close lifecycle gaps. Co‑presented with identity governance experts from the Microsoft MVP community, we’ll walk through a day‑in‑the‑life of an identity governance manager—covering scenarios like excessive access accumulation, offboarding gaps, and privileged role sprawl. You’ll see how agents can automate governance workflows while keeping you in control. Mar. 11 | 8:00am | Microsoft Entra | QR code authentication: Fast, simple sign‑in designed for Frontline Workers Frontline teams often work on shared mobile devices where typing long usernames and passwords slows everyone down. In this session, we’ll introduce the QR code authentication method in Microsoft Entra ID—a streamlined way for workers to sign in by scanning their unique QR code and entering a PIN on shared iOS/iPadOS or Android devices. No personal phones or complex credentials required. We’ll walk through the end‑to‑end experience, from enabling the method in your tenant and issuing codes to workers (via the Entra admin center or My Staff), to the on‑device sign‑in flow that gets your teams productive quickly. We’ll also cover best‑practice controls—like using Conditional Access and Shared device mode—to help you deploy with confidence. Bring your questions—we’ll host Q&A and collect product feedback to help prioritize upcoming investments. Mar. 11 | 5:00pm | Microsoft Entra | Building MCP on Entra: Design Choices for Enterprise Agents Explore approaches for integrating MCP with Microsoft Entra Agent ID. We’ll outline key considerations for identity, consent, and authorization, discuss patterns for scalable and auditable agent architectures, and share insights on interoperability. Expect practical guidance, common pitfalls, and an open forum for questions and feedback. Mar. 12 | 12:00pm (BRT) | Microsoft Intune | Novidades do Microsoft Intune - Últimos lançamentos Junte-se a nós para explorar as novidades do Microsoft Intune, incluindo os lançamentos mais recentes anunciados no Microsoft Ignite e a integração do Microsoft Security Copilot no Intune. A sessão contará com demonstrações ao vivo e um espaço interativo de perguntas e respostas, onde você poderá tirar suas dúvidas com especialistas. Mar. 18 | 1:00pm (AEDT) | Microsoft Entra | From Lockouts to Logins: Modern Account Recovery and Passkeys Lost phone, no backup? In a passwordless world, users can face total lockouts and risky helpdesk recovery. This session shows how Entra ID Account Recovery uses strong identity verification and passkey profiles to help users safely regain access. Mar. 19 | 8:00am | Microsoft Purview | Insider Risk Data Risk Graph We’re excited to share a new capability that brings Microsoft Purview Insider Risk Management (IRM) together with Microsoft Sentinel through the data risk graph (public preview) What it is: The data risk graph gives you an interactive, visual map of user activity, data movement, and risk signals—all in one place. Why it matters: Quickly investigate insider risk alerts with clear context, understand the impact of risky activities on sensitive data, accelerate response with intuitive, graph-based insights Getting started: Requires onboarding to the Sentinel data lake & graph. Needs appropriate admin/security roles and at least one IRM policy configured This session will provide practical guidance on onboarding, setup requirements, and best practices for data risk graph. Mar. 24 | 8:00am | Microsoft Purview | eDiscovery recent updates to the modern UX Join us to learn all about the recent updates to the modern UX, from new features and managing generative AI content. Mar. 24 | 9:00am | Microsoft Intune | Accelerate your Mac Management POC in Intune with Intune my Macs Intune my Macs enables you to stand up a complete Microsoft Intune macOS proof‑of‑concept in minutes. Using a single script, it deploys policies, compliance settings, scripts, PKG apps, and optionally Microsoft Defender for Endpoint (MDE). In this session, you’ll learn how to use the solution and see exactly what it delivers. Mar. 26 | 8:00am | Azure Network Security | What's New in Azure Web Application Firewall Azure Web Application Firewall (WAF) continues to evolve to help you protect your web applications against ever-changing threats. In this session, we’ll explore the latest enhancements across Azure WAF, including improvements in ruleset accuracy, threat detection, and configuration flexibility. Whether you use Application Gateway WAF or Azure Front Door WAF, this session will help you understand what’s new, what’s improved, and how to get the most from your WAF deployments. Mar. 31 | 8:00am | Microsoft Entra | Developer Tools for Agent ID: SDKs, CLIs & Samples Accelerate agent identity projects with Microsoft Entra’s developer toolchain. Explore SDKs, sample repos, and utilities for token acquisition, consent flows, and downstream API calls. Learn techniques for debugging local environments, validating authentication flows, and automating checks in CI/CD pipelines. Share ready-to-run samples, resources, and guidance for filing new tooling requests—helping you build faster and smarter. Looking for more? Join the Security Advisors! As a Security Advisor, you’ll gain early visibility into product roadmaps, participate in focus groups, and access private preview features before public release. You’ll have a direct channel to share feedback with engineering teams, influencing the direction of Microsoft Security products. The program also offers opportunities to collaborate and network with fellow end users and Microsoft product teams. Join the Security Advisors program that best fits your interests: www.aka.ms/joincommunity. Additional resources Microsoft Security Hub on Tech Community Virtual Ninja Training Courses Microsoft Security Documentation Azure Network Security GitHub Microsoft Defender for Cloud GitHub Microsoft Sentinel GitHub Microsoft Defender XDR GitHub Microsoft Defender for Cloud Apps GitHub Microsoft Defender for Identity GitHub Microsoft Purview GitHub
Microsoft Sentinel MCP server - Generally Available With Exciting New Capabilities
Today, we’re excited to announce the General Availability of Microsoft Sentinel MCP (Model Context Protocol) server, a fully managed cloud service built on an open standard that empowers AI agents to seamlessly access your entire security context through natural language, eliminating the need for complex data engineering as you build agents. This unlocks new levels of AI agent performance and effectiveness, enabling them to do more for you. Since the public preview launch on September 30, hundreds of customers have explored MCP tools that provide semantic access to their entire security context. These tools allow security AI agents to operate with unprecedented precision by understanding your unique security context in natural language. Today, we’re introducing multiple innovations and new capabilities designed to help even more customers unlock more with AI-driven security. This post offers a high-level overview of what’s new. Stay tuned for deep-dive blogs that will unpack each feature in detail. Connect to Sentinel MCP server from Multiple AI Platforms By adopting the MCP open standard, we can progress on our mission to empower effective AI agents wherever you choose to run them. Beyond Security Copilot and VSCode Github Copilot, Sentinel MCP server is now natively integrated with Copilot Studio and Microsoft Foundry agent-building experiences. When creating an agent in any of these platforms, you can easily select Sentinel MCP tools, no pre-configuration required. It’s ready to use, so if you are using any of these platforms, dive in and give it a try. Click here for detailed guidance Additionally, you can now connect OpenAI ChatGPT to Sentinel MCP server through a secured OAuth authentication through a simple configuration in Entra. Learn how here assess threat impact on your organization Custom KQL Tools Many organizations rely on a curated library of KQL queries for incident triage, investigation, and threat hunting used in manual Standard Operating Procedures (SOP) or SOAR playbooks—often managed within Defender Advanced Hunting. Now, with Sentinel MCP server, you can instantly transform these saved KQL queries into custom tools with just a click. This new capability allows you to empower your AI agents with precise, actionable data tailored to your unique security workflows. Once a KQL query is saved as a tool, Sentinel MCP server automatically creates and maintains a corresponding MCP tool—ensuring it’s always in sync with the latest version of your saved query in Defender Advanced Hunting. Any connected agent can invoke this tool, confident it reflects your most current logic and requirements. Learn more here Entity Analyzer Assessing the risk of entities is a core task for SOC teams—whether triaging incidents, investigating threats, or automating response workflows. Traditionally, this has required building complex playbooks or custom logic to gather and analyze fragmented security data from multiple sources. With entity analyzer, this complexity is eliminated. The tool leverages your organization’s security data in Sentinel to deliver comprehensive, reasoned risk assessments for any entity your agents encounter – starting with users and urls. By providing a unified, out-of-the-box solution for entity analysis, entity analyzer enables your AI agents to make smarter decisions and automate more tasks—without the need to manually engineer risk evaluation logic for each entity type. This not only accelerates agent development, but also ensures your agents are always working with the most relevant and up-to-date context from across your security environment. Entity Analyzer is now available to any MCP client integrated with Sentinel MCP Server. And for those building SOAR workflows, entity analyzer is natively integrated with Logic Apps, making it easy to enrich entities and automate verdicts within your playbooks. Learn how to build a Logic Apps playbook with Entity Analyzer Graph Tools Microsoft Sentinel graph connects assets, identities, activities, and threat intelligence into a unified security graph, uncovering insights that structured data alone can’t provide such as relationships, blast radius, and attack paths. The graph is now generally available, and these advanced insights can be accessed by AI agents in natural language through a dedicated set of MCP tools. Graph MCP tools are offered in a sign-up preview. Triage Incidents and Alerts Sentinel MCP server extends to enable natural language access to a set of APIs that enable incident and alert triage. AI agents can use these tools to carry out autonomous triage and investigation of Defender XDR and Sentinel alerts and incidents. In the next couple of weeks, it will be available, out of the box, to all customers using Microsoft Defender XDR, Microsoft Sentinel or Microsoft Defender for Endpoint. Stay tuned. Smarter Security, Less Effort With the latest innovations in Sentinel MCP server, security teams can now harness the full power of AI-driven automation with unprecedented simplicity and impact. From seamless integration with leading AI platforms to instant creation of custom KQL tools and out-of-the-box entity analysis, Sentinel MCP server empowers your agents to deliver smarter, faster, and more effective security outcomes. These advancements eliminate manual complexity, accelerate agent development, and ensure your SOC is always equipped with the most relevant context. Currently, features like entity analysis are available at no additional charge; as we continue to evolve the platform, we’ll share updates on future pricing well in advance. Try out the new features today and stay tuned for deep-dive updates as we continue to push the boundaries of AI-powered security automation. Learn how to get startedGraph RAG for Security: Insights from a Microsoft Intern
As a software engineering intern at Microsoft Security, I had the exciting opportunity to explore how Graph Retrieval-Augmented Generation (Graph RAG) can enhance data security investigations. This blog post shares my learning journey and insights from working with this evolving technology.
